The ice ring surface of the neck cooler is made of PVC material, smooth and comfortable to wear, and the cooling neck sleeve is made of a unique PP material, which can cool and freeze at 78 degrees Fahrenheit, automatically freeze, and also bring you a comfortable and cool experience in hot weather. To meet the needs of you and your family and friends for quick cooling in the summer to keep you cool in the hot summer, put the product in the refrigerator or chill it for 1 hour. Usually can be worn for 3 hours, the temperature is not too low to prevent frostbite. It has a circumference of about 18" and can be worn by almost anyone. It can be used in the summer in the office, while traveling or outdoors. Prices for quantities over 5000pc are based on sea freight.
